== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:22:01 (1789338121)
llite.lustre-ffff9cfbc62e7000.statahead_max=1024
llite.lustre-ffff9cfbc62e7000.statahead_batch_max=32
llite.lustre-ffff9cfbc62e7000.statahead_min=64
llite.lustre-ffff9cfbc62e7000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 2.40 seconds: 416.96 ops/second
llite.lustre-ffff9cfbc62e7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cfbc62e7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9cfbc62e7000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1789338129.094388059 secs.nsecs
start_time:               1789338127.069334905 secs.nsecs
elapsed_time:             2.025053154 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		        22  25  30
8:		         0   0  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1789338129.094452141 secs.nsecs
start_time:               1789338127.069432872 secs.nsecs
elapsed_time:             2.025019269 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789338159.817250901 secs.nsecs
start_time:               1789338127.069334905 secs.nsecs
elapsed_time:             32.747915996 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         0   0   6
4:		        22  24  31
8:		         0   0  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1789338159.817329375 secs.nsecs
start_time:               1789338127.069432872 secs.nsecs
elapsed_time:             32.747896503 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 2.34 seconds: 428.14 ops/second
llite.lustre-ffff9cfbc62e7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cfbc62e7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9cfbc62e7000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1789338166.348501653 secs.nsecs
start_time:               1789338164.523323465 secs.nsecs
elapsed_time:             1.825178188 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         3   3   7
8:		        14  17  25
16:		         2   2  27
32:		        58  72 100
snapshot_time:            1789338166.348540996 secs.nsecs
start_time:               1789338164.523419325 secs.nsecs
elapsed_time:             1.825121671 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1789338197.063934117 secs.nsecs
start_time:               1789338164.523323465 secs.nsecs
elapsed_time:             32.540610652 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         3   3   8
8:		        14  17  25
16:		         2   2  28
32:		        58  71 100
snapshot_time:            1789338197.064026504 secs.nsecs
start_time:               1789338164.523419325 secs.nsecs
elapsed_time:             32.540607179 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789338200 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1789338204 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff9cfbc62e7000.enable_statahead_fname=1
llite.lustre-ffff9cfbc62e7000.statahead_min=8
llite.lustre-ffff9cfbc62e7000.statahead_batch_max=64
llite.lustre-ffff9cfbc62e7000.statahead_max=128